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From: Jens Axboe <>
To: Pavel Begunkov <>,
Subject: Re: [PATCH 3/3] io_uring: add IORING_OP_MADVISE
Date: Mon, 13 Jan 2020 09:58:10 -0700
Message-ID: <> (raw)
In-Reply-To: <>

On 1/12/20 2:39 PM, Pavel Begunkov wrote:
> On 10/01/2020 18:47, Jens Axboe wrote:
>> This adds support for doing madvise(2) through io_uring. We assume that
>> any operation can block, and hence punt everything async. This could be
>> improved, but hard to make bullet proof. The async punt ensures it's
>> safe.
> I don't like that it share structs/fields names with fadvise. E.g. madvise's
> context is called struct io_fadvise. Could it at least have fadvise_advice filed
> in struct io_uring_sqe? io_uring parts of the patchset look good.
> Reviewed-by: Pavel Begunkov <>

Thanks, I can add the separate union, not a big deal.

Jens Axboe

      reply index

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-10 15:47 [PATCHSET 0/3] io_uring: add support for madvise/fadvise Jens Axboe
2020-01-10 15:47 ` [PATCH 1/3] io_uring: add IORING_OP_FADVISE Jens Axboe
2020-01-10 15:47 ` [PATCH 2/3] mm: make do_madvise() available internally Jens Axboe
2020-01-10 15:47 ` [PATCH 3/3] io_uring: add IORING_OP_MADVISE Jens Axboe
2020-01-11 23:10   ` Kirill A. Shutemov
2020-01-12  2:16     ` Jens Axboe
2020-01-12 21:39   ` Pavel Begunkov
2020-01-13 16:58     ` Jens Axboe [this message]

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